<%@ page import="java.beans.Statement" %>
<%@ page import="com.mysql.cj.api.mysqla.result.Resultset" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.util.List" %>
<%@ page import="java.util.ArrayList" %>
<%@ page import="static javax.print.attribute.standard.MediaSizeName.C" %>
<%@ page import="java.sql.DriverManager" %>
<%@ page import="java.sql.ResultSet" %><%--
  Created by IntelliJ IDEA.
  User: leovo
  Date: 2018/5/3
  Time: 16:25
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<
<style type="text/css">
    table{
        border-collapse: collapse;
    }

    td{
        border:1px solid #000;
        padding: 10px;
    }

</style>>
<table>

    <tr>
        <td>编号</td>
        <td>用户名</td>
        <td>密码</td>
        <td>操作1</td>
        <td>操作2</td>
    </tr>

    <%
    //脚本
    //3+1 从数据库查数据
        Connection connection=null;
        java.sql.Statement statement=null;
        ResultSet resultset=null;
        String sql="select *from t_users";
        //加载驱动程序
        Class.forName("com.mysql.jdbc.Driver");

        connection= DriverManager.getConnection("jdbc:mysql://1ocalhost:3306/sctu_javaweb?serverTimezone=UTC",
        "root",
        "sctu123456"); //大家的密码是：123456

        statement=  connection.createStatement();
        resultset=  statement.executeQuery(sql);

        class User{
            int id;
            String username;
            String password;
        }
        //将数据储存在集合中
        List<User> userList=new ArrayList <User>();
        while(resultset.next()){
            int id=resultset.getInt(1);
            String username =resultset.getString(2);
            String password=resultset.getString(3);

            User user=new User();
            user.id=id;

            user.username=username;
            user.password=password;

            userList.add(user);

            resultset.close();
            statement.close();
            connection.close();

            //遍历集合
            for (User u:userList){
                out.write("<tr>" +"<td>1</td>"+"<td>din</td>"+"<td>删除</td>"+"<td>更新</td>"+"</tr>");
            }
        }
    %>
    <tr>
        <td>1</td>
        <td>din</td>
        <td>124</td>
        <td>删除</td>
        <td>更新</td>
    </tr>
</table>



</body>
</html>
